IE4 Super Premium Efficiency Three Phase Motor Manufacturer China | B3 Cast Iron Motor - Yilong
Yilong YE4 series IE4 motors are designed for customers who require higher energy efficiency,
lower operating costs and long service life. Compared with standard efficiency motors,
IE4 motors reduce energy losses and improve overall equipment efficiency.
Key Advantages
✅ IE4 Super Premium Efficiency
Reduce energy consumption and operating cost
✅ Real Rated Output Power
Designed according to IEC standards with stable performance under rated load
✅ Heavy Duty Cast Iron Housing
Suitable for industrial applications requiring long service life
✅ Low Noise & Low Vibration
Optimized electromagnetic design ensures smooth operation
✅ IP55 Protection & Class F Insulation
Suitable for harsh industrial environment
Widely used in various industrial equipment
pump fans compressor conveyors machine tools
Working condition
Efficiency Ambient temperature Altitude
-15℃-+40 ℃ ≤1000m
Specification
| Parameter |
Detail |
| Efficiency |
IE4 |
| Standard |
IEC 60034 |
| Frame size |
63-355 |
| Power range |
0.18-315KW |
| Frequency |
50/60HZ |
| Voltage |
220/380/440/415/440/460/660V |
| Protection |
IP54/55/56 |
| Insulation |
Class F |
| Cooling |
IC411 |
| Duty |
S1 |
| Mounting |
B14/B34/B3/B35/B5 |
FAQ
Q1: What is IE4 motor efficiency?
IE4 is a super premium efficiency level defined by IEC standards, designed to reduce energy loss compared with lower efficiency motors.
Q2: What is the difference between IE3 and IE4 motors?
IE4 motors provide higher efficiency and lower energy consumption, especially suitable for motors running continuously.
Q3: Can IE4 motor work with VFD?
Yes, IE4 motors can be customized for inverter duty applications.
Q4: Do you provide OEM service?
Yes, we provide customized voltage, frequency, mounting and nameplate services.
Why Choose Yilong
Motor manufacturer with own production line
Strict quality inspection
OEM & ODM service
CE certification
Export experience
